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13258 Bej (1998 QT12)
Classification: Main-belt Asteroid          SPK-ID: 2013258
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09335135378109199 5.502e-08  
a 2.371546992270128 1.8519e-08 AU
q 2.150159869986235 1.282e-07 AU
i 5.975169089698749 5.4663e-06 deg
node 290.1463985869838 7.5161e-05 deg
peri 329.6229845048385 8.7702e-05 deg
M 167.6542569773538 4.3841e-05 deg
tp 2456179.261856343528
(2012-Sep-08.76185634)
0.00016347 JED
period 1333.969895834731
3.65
1.5625e-05
4.278e-08
d
yr
n .2698711576056446 3.1611e-09 deg/d
Q 2.592934114554021 2.0248e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      925  
   data-arc span      12191 days (33.38 yr)  
   first obs. used      1980-09-13  
   last obs. used      2014-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47283  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 20:36:02  

Additional Information
 Earth MOID = 1.13675 AU 
 T_jup = 3.531 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1 mag n/a MPO267759  

13258 Bej           Discovered 1998 Aug. 17 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Gautam Ashim Bej (b. 1989) is a finalist in the 2002 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition, for his biochemistry, medicine, health, and microbiology project. He attends the Altamont School, Birmingham, Alabama.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20021021/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1998 QT12 = 1980 RF7 = 1990 HV 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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